pro spring boot

ImportOrg.apache.ibatis.annotations.Select;5 6 ImportCom.woniu.bean.User;7 8 @Mapper9 Public InterfaceUsermaper {Ten One@Select ("SELECT * from user where Age = #{age}") AUser Select (intAge ); -}2.3 Creating a Controller1 PackageCom.woniu.controller;2 3 Importorg.springframework.beans.factory.annotation.Autowired;4 Importorg.springframework.web.bind.annotation.RequestMapping;5 ImportOrg.springframework.web.bind.annotation.RestController;6 7 ImportCom.woniu.bean.User;8 ImportCom.woniu.ma

The main contents of this chapter:With previous learning, we learned and quickly completed the first spring boot application. Spring Boot Enterprise Framework, then how does spring boot read static resources? such as JS folder, CS

(value= "/{id}", method=requestmethod.get) A PublicUser getUser (@PathVariable Long id) { the //GET request to process "/users/{id}" to get user information for ID value in URL + //the ID in the URL can be bound to the parameters of the function by @pathvariable - returnusers.get (ID); $ } $ -@RequestMapping (value= "/{id}", method=requestmethod.put) - PublicString putuser (@PathVariable Long ID, @ModelAttribute user user) { the //handle put requ

Problem Description:The use of @restcontroller in spring boot does not work, does not return JSON, still look for the interface of the request address corresponding pagePerformance results:1 "Using the Postman Test interface, the performance of the return is 404, the corresponding page address is not found." 2 "docking front desk, access directly return system exception!!Workaround:The final reason is that

For unit testing under spring boot, after thinking still needs to take a separate chapter to see it.==============================================================================================@RunWith () Note the reason why you can't find it anyway@SpringApplicationConfiguration (startup Class) is not found, the reason for the unsuccessful exportthis annotation was replaced in 1.4 and now replaces the ann

Spring boot encapsulates the NoSQL database with the usual database support. Redis Introduction Redis is the most widely used memory data store in the industry today. Memcached,redis supports richer data structures, such as hashes, lists, sets, etc., while supporting data persistence. In addition, Redis also provides some characteristics of the class database, such as transaction, HA, master-slave library.

that most of the work here can be automated, and spring Boot appears!History of the Spring frameworkStarting pointIn October 2002, Rod Johnson wrote a book titled The Design and Development of the Expert one-on-one EE. This book, published by Wrox, introduces the development of Java enterprise applications at the time, and points out some of the major flaws in J

4.2.5. Spring Boot Configuration Servlet,filter,listener,interceptor1. Configuring the ServletSome scenarios in development often use servlets, such as user logout . The following shows how to configure . There are two ways to configure the use of Servlets, one to use annotations, and one to use a configuration class. There are two ways to configure a servlet:(1) annotation configuration ServletWhen you wr

Jenkins is a devops artifact, and this article describes how to install and use Jenkins to deploy the Spring boot projectJenkins build deployment is divided into three steps; First step, Jenkins installation Step two, plug-in installation and configuration Step three, Push SSH Fourth step, deploy the project First step, Jenkins installationPreparation environment:jdk:1.8jenkins:2.8

Spring Boot 2.0 offers a number of new features, one of which is a small egg: dynamic Banner, and today we'll take this to taste fresh.Configuration dependenciesWith spring boot 2 You first need to replace the project dependency package with the newly released 2.0 release, and now the site https://start.spring.io/ also

Create a Web projectConfiguring the Pom.xml file------equivalent to a jar packageConfigure APPLICATION.YML-----Profile (Spring database connection, Server service, logging log, etc.)Create package (entity, Controller, service, configuration, repository, interceptor, etc.)Small example:Entity:personData Persistence (DAO):ControllerSpring comes with JUnit test @springboottest without having to configure JUnit in Pom.xmlSpring

Project Structure DifferencesThe project structure of the traditional Maven build is as follows:The adoption Springboot project structure built with MAVEN is as follows:The two structures are identical, the difference is as follows: traditional projects if you need to fight a war package, you need to configure the Web. xml file in the Web-inf directory structure; springboot does not needStarting mode DifferenceTraditional Web project start-up: Import the project into the Eclipse and Tomcat plug-

String test () {log.info ("test"); return "OK"; } @RequestMapping ("User") public user GetUser (@RequestParam ("id") long ID) {log.info ("Get user"); return Users.getuser (ID); } @RequestMapping ("item") Public item GetItem (@RequestParam ("id") long ID) {log.info ("Get item"); return Items.getitem (ID); } } Application.java Package SB; Import org.springframework.boot.SpringApplication; Import org.springf

background for RPC remote invocation, we are using Dubbo, Dubbox, and so on. We are ready to try new technology (and perhaps not a new technology at this time) because the community is suspending maintenance and responding to future developments, choosing to use the Spring cloud architecture. In the meantime, the Spring boot project was used to try development an

1. Configuring the Application.properties FileOpen Application.properties Appendspring.mvc.view.prefix=/web-root/spring.mvc.view.suffix=.jsp2. Add a jar package that accesses JSP pages in Pom.xml3. Create a Indexcontrol classimport Org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;import Org.springframework.web.bind.annotation.RequestMethod;@Controller Public class Indexcontrol {@RequestMapping (value= "/index", method= Requestmethod. GET) P

Spring Boot 2.0 's launch has also sparked a flurry of learning spring boot heat, just a huge increase in the number of visits from my personal blog can be felt by everyone's enthusiasm for learning spring boot, and I'm thinking a

Tags: preparing test init cat Expires Else COMM ext DexI know that people have read this time I write about Docker related articles, no pain does not itch, still do not feel the convenience of Docker, yes, I also think so, I know your felling.Early to understand the concept of what is really boring, please do not worry about the wonderful start immediately, when we have a knowledge of Docker related concepts, I will combine Spring

1, the use of technology and version number JDK8.0 Spring 5.0 oauth2.0 redis2.0 2, the project uses MAVEN management. Pom File Add: Dependency> groupId> Org.springframework.cloud groupId> Artifactid> Spring-cloud-starter-security Artifactid> Dependency> Dependency> groupId> Org.springframework.cloud groupId> Artifactid> Spring-cloud-starter-oauth2 Artifactid> Dep

This article is from: the chengren of "Spring SPRINGMVC spring-boot spring-cloud "What is SpringThe definition of spring has been explained in many clear terms, both officially and commercially. I'll simply define it as a lightweight control inversion (IoC) and aspect-orient

Spring Boot 2.0 's launch has also sparked a flurry of learning spring boot heat, just a huge increase in the number of visits from my personal blog can be felt by everyone's enthusiasm for learning spring boot, and I'm thinking a